Truck rack



FIG. 1 is a front perspective view of a truck rack showing my new design,

FIG. 2 is a front elevational view thereof,

FIG. 3 is a rear elevational view of a single piece thereof,

FIG. 4 is a left side view thereof,

FIG. 5 is a right side view thereof,

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof. 

CLAIM I claim the ornamental design for a truck rack, as shown and described. 